* Add item to shopping cart for a shipping quote - allow 5-7 business days for delivery Item Number - CST-H816 Heavy Duty Casters w/ 5/16" Thread Heavy duty threaded casters can be used to make a number of items mobile. From metal fixtures to furniture, our casters are durable and long lasting!Quick Description: Silver hardware with black wheel Caster height - 2" Stem length is 1" Stem diameter is 5/16" Includes 2 locking and 2 non locking casters Weight capacity - (550 LBS total)